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Desserts

Easy Apple Crumble with Oat Topping

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Make an easy NZ apple crumble with tender tart apples and a golden oat topping. Includes metric quantities, make-ahead steps and fixes for sogginess.

Prep
25 min
Cook
50 min
Total
1 hr 15 min
Servings
8 servings
Difficulty
Easy

Tested by the Saucy Recipe editorial team

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Golden apple crumble with oat topping and tender sliced apples in a ceramic baking dish.
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At a glance

Coat firm tart apple slices with a measured amount of cornflour, scatter a cold oat-butter crumble loosely over them and bake until juices bubble near the centre. Rest at least 20 minutes before serving.

More Desserts recipes

This metric-first apple crumble uses tart firm apples under a loose oat topping. Cornflour controls released juice, while cold butter and traditional rolled oats create crisp, craggy crumbs.

Best apples for crumble in New Zealand

Granny Smith is tart and usually holds its shape. Braeburn is sweeter and aromatic. A half-and-half mix balances flavour while keeping visible apple pieces.

How to keep the topping crisp

Use cold butter, traditional rolled oats and a loose scattering motion. Do not press the topping flat. Bake until juices bubble near the centre, then rest for at least 20 minutes so the filling thickens.

Doneness cues

  • The topping is evenly golden with darker ridges but no burnt patches.
  • Apple juice bubbles at the sides and near the centre.
  • A thin knife slides easily into a centre apple slice.
  • After resting, portions hold a soft mound instead of flooding the dish.

Troubleshooting

Why is my crumble watery?

The apples may be especially juicy, cornflour may not have been distributed, or the dish may have been served too soon.

Why is the topping soggy?

It may have been packed down, the butter may have become too warm, or the centre may not have bubbled.

Serving ideas

Serve with yoghurt, softly whipped cream, vanilla ice cream or custard. For another apple recipe, try Small-Batch Refrigerator Apple Butter, or browse the Recipe Index.

Storage and reheating

Cool leftovers promptly, cover and refrigerate for 3–4 days. Reheat uncovered in a 180°C / 350°F oven to restore some crispness.

Why you’ll love this recipe

  • Metric quantities suit New Zealand kitchens.
  • Tart firm apples keep texture under the topping.
  • Cornflour helps released juice thicken.
  • Cold butter and rolled oats create crisp craggy crumbs.

Ingredients

Check off each ingredient as you get it ready.

Ingredient notes

Apples: Granny Smith stays tart and firm; Braeburn is sweeter.
Cornflour: A small measured amount thickens released juice.
Rolled oats: Traditional oats give distinct texture.
Butter: Keep it cold for a craggy topping.

How to make it

  1. Heat oven to 180°C / 350°F. Lightly butter a 2.5-litre dish and put it on a rimmed tray.

  2. Peel, core and cut apples into even 1 cm slices.

  3. Toss apples in the dish with caster sugar, lemon juice, cornflour, cinnamon, salt and vanilla until no dry cornflour remains.

  4. Mix flour, oats, brown sugar, cinnamon and salt in a bowl.

  5. Rub in cold butter until coarse crumbs and pea-sized buttery pieces form; do not make a smooth dough.

  6. Fold in sliced almonds if using.

  7. Scatter topping loosely over apples without pressing it flat.

  8. Bake 45–50 minutes, rotating if needed, until golden and bubbling near the centre.

  9. Rest at least 20 minutes before serving.

Pro tips

  • Cut apple slices to an even 1 cm.
  • Keep butter cold until it is rubbed into the dry ingredients.
  • Bake on a rimmed tray to catch drips.
  • Look for bubbling near the centre, not only at the edges.

Variations & substitutions

  • Pear and apple: Replace up to one-third with firm pear; moisture requires verification.
  • No nuts: Omit almonds without replacement.
  • Warm spice: Add 1/4 teaspoon ginger or nutmeg.
  • Gluten-free direction: Requires verified flour and oat substitutions before labelling.
  • Dairy-free direction: Requires a separately tested baking block.

What to serve with it

  • Plain yoghurt
  • Softly whipped cream
  • Vanilla ice cream
  • Custard

Storage & reheating

  • Cool leftovers promptly, cover and refrigerate for 3–4 days. Reheat uncovered at 180°C / 350°F until hot to restore some crispness, or microwave individual portions for a softer topping.
Keep this recipe

Easy Apple Crumble with Oat Topping

Make an easy NZ apple crumble with tender tart apples and a golden oat topping. Includes metric quantities, make-ahead steps and fixes for sogginess.

Golden apple crumble with oat topping and tender sliced apples in a ceramic baking dish.
Prep
25 min
Cook
50 min
Total
1 hr 15 min
Servings
8 servings
Difficulty
Easy
Course
Dessert
Cuisine
New Zealand

Ingredients

Instructions

Notes

Cut apple slices to an even 1 cm.
Keep butter cold until it is rubbed into the dry ingredients.
Bake on a rimmed tray to catch drips.
Look for bubbling near the centre, not only at the edges.

Storage & safety

Cool leftovers promptly, cover and refrigerate for 3–4 days. Reheat uncovered at 180°C / 350°F until hot to restore some crispness, or microwave individual portions for a softer topping.

Nutrition estimate

Nutrition has not been calculated for this recipe.

Source: https://saucyrecipe.com/easy-apple-crumble-oat-topping-nz/

Shopping checklist & meal planning
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Plan your week

Add this recipe to your weekly plan

  • Best day: weekend dessert
  • Prep ahead: make and chill topping separately up to two days
  • Pair with: yoghurt, cream, ice cream or custard

Frequently asked questions

What apples work best in New Zealand?

Granny Smith is tart and usually holds its shape; Braeburn is sweeter and aromatic.

Do I need to peel the apples?

Peeling gives a softer, more uniform filling.

Can I make it ahead?

Prepare and refrigerate the topping separately up to two days, then assemble over freshly prepared apples.

Is apple crumble the same as apple crisp?

The terms overlap by region. This page uses the familiar New Zealand wording apple crumble.

Can I use canned apples?

This formula is written for fresh fruit; canned apples need a different sugar and thickener ratio.

Behind the recipe

About this recipe

Sophie Bennett in a white chef-style jacket in a bright kitchen
Recipe by

Sophie Bennett

Recipe contributor

Sophie Bennett shares practical recipes and meal-planning ideas for Saucy Recipe. Each recipe displays its recorded testing and editorial status so readers can understand what has—and has not—been verified.

More about Sophie Bennett
Written by
Sophie Bennett
Edited by
SaucyRecipe Editorial Team
Last checked
2026-10-09
Testing status
Tested by the Saucy Recipe editorial team

Nutrition is an estimate and may vary based on ingredients, brands, and portion sizes.

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